package ldh.fxanimations;

import javafx.animation.KeyFrame;
import javafx.animation.KeyValue;
import javafx.animation.Timeline;
import javafx.scene.Node;
import javafx.util.Duration;

/**
 * Animate a fade in down big effect on a node
 *
 * Port of FadeInDownBig from Animate.css http://daneden.me/animate by Dan Eden
 *
 * {@literal @}keyframes fadeInDownBig { 0% { opacity: 0; transform: translateY(-2000px); } 100%
 * { opacity: 1; transform: translateY(0); } }
 *
 * @author Jasper Potts
 */
public class FadeInDownBigTransition extends CachedTimelineTransition {

    /**
     * Create new FadeInDownBigTransition
     *
     * @param node The node to affect
     */
    public FadeInDownBigTransition(final Node node) {
        super(node, null);
        setCycleDuration(Duration.seconds(1));
        setDelay(Duration.seconds(0.2));
    }

    @Override
    protected void starting() {
        double startY = -node.localToScene(0, 0).getY() - node.getBoundsInParent().getHeight();
        timeline = new Timeline(
                new KeyFrame(Duration.millis(0),
                        new KeyValue(node.opacityProperty(), 0, WEB_EASE),
                        new KeyValue(node.translateYProperty(), startY, WEB_EASE)),
                new KeyFrame(Duration.millis(1000),
                        new KeyValue(node.opacityProperty(), 1, WEB_EASE),
                        new KeyValue(node.translateYProperty(), 0, WEB_EASE)));
        super.starting();
    }
}
